package day03;

public class IfDemo {
    public static void main(String[] args) {
        //满500打八折
        double price = 600.0;
        if(price>=500){
            price *=0.8;
        }
        System.out.println("最终结算金额:"+price);

        //判断成绩是否合法: 0-100之间为合法成绩
        double score = 95.5;
        if(score>=0 && score<=100){
            System.out.println(score+"是合法成绩");
        }
        System.out.println("继续执行...");
    }
}
